91精品一区二区三区久久,欧美日韩久久婷婷,亚洲精选91,午夜影院毛片,看全色黄大色大片免费,久久人人插,激情伊人久久

Your current location: Home> Products > Energy
machining parts
  • Product profile
  • Product parameters
  • Material of the product: inconel718nickel-base super alloy.

    Process difficulty: structure is complicated and easily deformed

    Processing method of such parts:

    Rough machining-destressing–semi-finishing-destressing -finish machining